Follow InStyle on Foursquare & Nab a Free NARS Lipstick!

We’ve teamed up with Saks Fifth Avenue and social networking site Foursquare to offer you styling tips on the latest trends while you shop, plus the chance to score a free lipstickfrom Nars! Sign up for an account at Foursquare.com, follow InStyle, and download the free app to your smartphone. Then take these three steps: